With more than 180 members, ESA represents a diverse group of companies, including independent power producers, electric utilities, energy service companies, financiers, insurers, law firms, installers, manufacturers, component suppliers and integrators involved in deploying energy storage systems around the globe. Interested in becoming a member?
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Leadership Circle Members

Able Grid
    Clearway Energy Group
      Con Edison Battery Storage
        Duke
        • Board Member
        e-on
          East Penn
            EDF
              Enel
              • Board Member
              Fluence
              • Board Member
              GE Renewable Energy
              • Board Member
              Google
                Highview Power Storage
                  Invenergy LLC
                    Key Capture Energy
                      LG Chem Ltd
                        Lockheed Martin Energy
                          LS Energy Solutions
                            MAP Energy
                              Mortenson
                                National Grid
                                  New York Power Authority (NYPA)
                                    NextEra Energy, Inc.
                                      Oncor
                                        PPL Corporation
                                          Shell New Energies US
                                            Stem Inc.
                                              Swinerton Renewable Energy
                                              • Board Member
                                              Trane

                                                Full Members

                                                127 Energy
                                                  8Minute Solar Energy
                                                    Acciona Energy USA
                                                      Advanced Microgrid Systems
                                                        Aggreko
                                                          Agilitas Energy, LLC
                                                            Amber Kinetics
                                                              Ameresco, Inc.
                                                              • Board Member
                                                              American Municipal Power, Inc
                                                                American Transmission Company
                                                                  Ardent Edge
                                                                    Argonne National Laboratory
                                                                      Arizona Public Service
                                                                        Ascend Analytics
                                                                          Atwell Group
                                                                            BlueWave Solar
                                                                              Blymyer Engineers, Inc
                                                                                Brenmiller Energy
                                                                                  California Independent System Operator
                                                                                    Candela Renewables
                                                                                      Citizens Energy Corporation
                                                                                        Clean Feet Investers I, LLC
                                                                                          CleanCapital
                                                                                            Cobra Instalaciones y Servicios
                                                                                              Coffman Engineers
                                                                                                ConnectGen LLC
                                                                                                  Convergent Energy + Power
                                                                                                    CSA Group
                                                                                                      Customized Energy Solutions, LTD.
                                                                                                      • Sponsorship Partner
                                                                                                      Cypress Creek Renewables
                                                                                                        Dimension Renewable Energy
                                                                                                          DNV GL Energy
                                                                                                            Doosan GridTech
                                                                                                              Duke
                                                                                                              • Board Member
                                                                                                              Dynapower Company LLC
                                                                                                                e2comply, LLC.
                                                                                                                  East Point Energy
                                                                                                                    EDP Renewables North America
                                                                                                                      Enel
                                                                                                                      • Board Member
                                                                                                                      Energy Intelligence Partners
                                                                                                                        Energy Storage Response Group
                                                                                                                          Enertis Solar Inc
                                                                                                                            ENGIE North America
                                                                                                                            • Board Member
                                                                                                                            Enovation Partners
                                                                                                                            • Board Member
                                                                                                                            Entergy
                                                                                                                              Eos Energy Storage
                                                                                                                                EPC Power Corp
                                                                                                                                  EPRI
                                                                                                                                    EsVolta LP
                                                                                                                                      Eversheds Sutherland LLP
                                                                                                                                        EVgo
                                                                                                                                        • Board Member
                                                                                                                                        FastGrid
                                                                                                                                          FlexGen
                                                                                                                                            Fluence
                                                                                                                                            • Board Member
                                                                                                                                            Foley Hoag LLP
                                                                                                                                              Forefront Power Development
                                                                                                                                                GE Renewable Energy
                                                                                                                                                • Board Member
                                                                                                                                                GlidePath Power Solutions
                                                                                                                                                  Gravity Storage Inc.
                                                                                                                                                    Green Power EMC
                                                                                                                                                      Hannon Armstrong
                                                                                                                                                        Hanwha Energy USA
                                                                                                                                                          Hecate Grid LLC
                                                                                                                                                            Hotstart
                                                                                                                                                              Hydrogenics Corporation
                                                                                                                                                                Hydrostor
                                                                                                                                                                  Hyosung Corporation
                                                                                                                                                                    IHI Energy Storage
                                                                                                                                                                      Innolith AG
                                                                                                                                                                        Innovation Core SEI, Inc. (Sumitomo Electric Group)
                                                                                                                                                                          Intertek Testing Services, NA
                                                                                                                                                                            Jupiter Power LLC
                                                                                                                                                                              K&L Gates
                                                                                                                                                                                Kiewit
                                                                                                                                                                                  Kilpatrick Townsend & Stockton LLP
                                                                                                                                                                                    Kirkland & Ellis LLP
                                                                                                                                                                                      KORE Power
                                                                                                                                                                                        LendLease Energy Development
                                                                                                                                                                                          Li-Ion Tamer
                                                                                                                                                                                            Longitude 122 West
                                                                                                                                                                                              LS Power Development
                                                                                                                                                                                                Maxwell Technologies, Inc.
                                                                                                                                                                                                • Sponsorship Partner
                                                                                                                                                                                                Mitsubishi Electric Power Products, Inc.
                                                                                                                                                                                                  Morrison & Foerster LLP
                                                                                                                                                                                                    NantEnergy
                                                                                                                                                                                                      National Rural Electrical Cooperative Association
                                                                                                                                                                                                        National Rural Utilities Cooperative Finance Corporation (CFC)
                                                                                                                                                                                                        • Board Member
                                                                                                                                                                                                        Navigant Consulting
                                                                                                                                                                                                          NEC Energy Solutions
                                                                                                                                                                                                            New England Battery Storage
                                                                                                                                                                                                              Nikola Power
                                                                                                                                                                                                                North American Development Bank
                                                                                                                                                                                                                  Oatfield LLC
                                                                                                                                                                                                                    Open Road Renewables
                                                                                                                                                                                                                      Origis Energy USA
                                                                                                                                                                                                                        Orsted Energy Storage and Solar
                                                                                                                                                                                                                          Pacific Gas and Electric Company
                                                                                                                                                                                                                          • Board Member
                                                                                                                                                                                                                          Pacific Northwest National Laboratory
                                                                                                                                                                                                                            Panasonic
                                                                                                                                                                                                                              Pattern Energy Group
                                                                                                                                                                                                                                Peak Power
                                                                                                                                                                                                                                  Pierce Atwood LLP
                                                                                                                                                                                                                                    Pine Gate Renewables
                                                                                                                                                                                                                                      Plus Power
                                                                                                                                                                                                                                        PowerSecure Inc.
                                                                                                                                                                                                                                          Powin Energy
                                                                                                                                                                                                                                            Prisma Energy Solutions, LLC.
                                                                                                                                                                                                                                              Rappahannock Electric Cooperative
                                                                                                                                                                                                                                              • Board Member
                                                                                                                                                                                                                                              Recurrent Energy
                                                                                                                                                                                                                                                RES Group
                                                                                                                                                                                                                                                  Roland Berger LLC
                                                                                                                                                                                                                                                    S3.Energy
                                                                                                                                                                                                                                                      Salt River Project
                                                                                                                                                                                                                                                        SaltX Technology
                                                                                                                                                                                                                                                          San Diego Gas & Electric
                                                                                                                                                                                                                                                            Sandia National Laboratories
                                                                                                                                                                                                                                                              Savion, LLC
                                                                                                                                                                                                                                                                Shaw Consulting
                                                                                                                                                                                                                                                                • Board Member
                                                                                                                                                                                                                                                                Siemens Gamesa
                                                                                                                                                                                                                                                                  Sinexcel
                                                                                                                                                                                                                                                                    SMA - America
                                                                                                                                                                                                                                                                      SNC-Lavalin
                                                                                                                                                                                                                                                                        Solar Turbines
                                                                                                                                                                                                                                                                          Southern California Edison
                                                                                                                                                                                                                                                                            Southern Company
                                                                                                                                                                                                                                                                              Southern Research
                                                                                                                                                                                                                                                                                Spano VPP DevCo LLC
                                                                                                                                                                                                                                                                                  Standard Solar
                                                                                                                                                                                                                                                                                    Stantec
                                                                                                                                                                                                                                                                                      Sterling Municipal Light Company
                                                                                                                                                                                                                                                                                        Strata Solar
                                                                                                                                                                                                                                                                                          Sungrow
                                                                                                                                                                                                                                                                                            Sunnova
                                                                                                                                                                                                                                                                                              Sunwoda Electronic Co., Ltd.
                                                                                                                                                                                                                                                                                                Swinerton Renewable Energy
                                                                                                                                                                                                                                                                                                • Board Member
                                                                                                                                                                                                                                                                                                Tennessee Valley Authority
                                                                                                                                                                                                                                                                                                  UL
                                                                                                                                                                                                                                                                                                    UniEnergy Technologies
                                                                                                                                                                                                                                                                                                      Viking Cold Solutions
                                                                                                                                                                                                                                                                                                        Vionx Energy
                                                                                                                                                                                                                                                                                                          Viridity Energy
                                                                                                                                                                                                                                                                                                            VRB Energy
                                                                                                                                                                                                                                                                                                              Wärtsilä
                                                                                                                                                                                                                                                                                                                Westwood Professional Services
                                                                                                                                                                                                                                                                                                                  WGL Energy

                                                                                                                                                                                                                                                                                                                    Associate Members

                                                                                                                                                                                                                                                                                                                    California Energy Storage Alliance
                                                                                                                                                                                                                                                                                                                    • Organizational
                                                                                                                                                                                                                                                                                                                    Edison Electric Institute
                                                                                                                                                                                                                                                                                                                    • Organizational
                                                                                                                                                                                                                                                                                                                    North Carolina Sustainable Energy Association
                                                                                                                                                                                                                                                                                                                    • Organizational

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